Abstract. Privacy issues are a major burden for the acceptance of pervasive applications. They may ultimately result in the rejection of new services despite their functional beneļ...
Access control in decentralised collaborative systems present huge challenges especially where many autonomous entities including organisations, humans, software agents from diļ¬...
Oluwafemi Ajayi, Richard O. Sinnott, Anthony Stell
We present and implement an infrastructure for automating the negotiation of business contracts. Underlying our system is a declarative language for both (1) fully-speciļ¬ed, exe...
Daniel M. Reeves, Michael P. Wellman, Benjamin N. ...
Abstract. Researchers have recently begun to develop and investigate policy languages to describe trust and security requirements on the Semantic Web. Such policies will be one com...
Wolfgang Nejdl, Daniel Olmedilla, Marianne Winslet...
Trust negotiation between two subjects require each one proving its properties to the other. Each subject speciļ¬es disclosure policies stating the types of credentials and attrib...
Indrakshi Ray, Elisa Bertino, Anna Cinzia Squiccia...